Knoxville Weather Forecast

    • 63
    • 82

    Chance Thunderstorms

    • 62
    • 80

    Mostly Sunny

    • 64
    • 82

    Chance Thunderstorms

    • 61
    • 80

    Mostly Sunny

    • 59
    • 78

    Partly Sunny

    • 62
    • 79

    Partly Sunny

    • 65
    • 81

    Slight Chance Thunderstorms

Today 19 Aug Knox

Partly sunny with a chance of Showers and Thunderstorms. Some Thunderstorms may produce heavy rainfall. Near steady temperature in the upper 70s. Northeast Winds around 5 Mph. Chance of rain 50 percent.

Tonight 19 Aug Knox

Mostly cloudy late this Evening, then becoming partly cloudy. Patchy fog. Lows in the lower 60s. Northeast Winds around 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Knoxville Temperature Statistics

August Temperature

Galesburg Municipal Airport (7.5 miles)

  • Lowest 3 August, 2026

    57.7 °F

  • Average August

    73.8 °F

  • Highest 10 August, 2026

    88.2 °F

Climate (2021–2026)

Galesburg Municipal Airport (7.5 miles)

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  • Average Low 2021–2026

    41.8 °F

  • Average 2021–2026

    52.1 °F

  • Average High 2021–2026

    62.5 °F
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